A&K/JG SR-25 Installation Spacer Kit Wire Harnesses Same internal design as the

Same internal design as the other compact PolarStar regulators (Micro Reg GEN2

Vertical clamshell holes are pre-sized after printing — no drilling needed for those locations

(Modification of the gearbox is required)

and follows the same specifications as a Milspec buffer tube

A&K/JG SR-25 Installation Spacer Kit Wire Harnesses Same internal design as theThis spacer kit allows a V2 Fusion Engine to be used in the A&K and JG SR25 rifles. Since these models use an "V2 Long" gearbox, the standard V2 Fusion Engine will not be long enough to interface with the rifle's hop up chamber and stock bolt. The included Delrin spacer extends the front of the engine so that it will be the correct length to match up to the hop up chamber while the included Nut provides an anchoring point for the stock bolt. Spacer